158674222 has 16 divisors (see below), whose sum is σ = 274001760. Its totient is φ = 67506048.

The previous prime is 158674177. The next prime is 158674297. The reversal of 158674222 is 222476851.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39447 + ... + 43282.

It is an arithmetic number, because the mean of its divisors is an integer number (17125110).

Almost surely, 2^158674222 is an apocalyptic number.

158674222 is a deficient number, since it is larger than the sum of its proper divisors (115327538).

158674222 is a wasteful number, since it uses less digits than its factorization.

158674222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82875.

The product of its digits is 53760, while the sum is 37.

The square root of 158674222 is about 12596.5956512067. The cubic root of 158674222 is about 541.3798979206.

The spelling of 158674222 in words is "one hundred fifty-eight million, six hundred seventy-four thousand, two hundred twenty-two".